t

hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells; "thyroxine is 65% iodine" ; thyroid hormone similar to thyroxine but with one less iodine atom per molecule and produced in smaller quantity; exerts the same biological effects as thyroxine but is more potent and briefer ; the 20th letter of the Roman alphabet ; a unit of information equal to a trillion (1,099,511,627,776) bytes or 1024 gigabytes ; a unit of weight equivalent to 1000 kilograms ; one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose) ; a base found in DNA (but not in RNA) and derived from pyrimidine; pairs with adenine ;

t'ai chi

a Chinese system of slow meditative physical exercise designed for relaxation and balance and health ;

t'ai chi chuan

a Chinese system of slow meditative physical exercise designed for relaxation and balance and health ;

t'ien-ching

a major industrial center in northeastern China on the Grand Canal near the Yellow Sea; 3rd largest city in China ;

t-bar

a surface lift where riders hold a bar and are pulled up the hill on their skis ;

t-bar lift

a surface lift where riders hold a bar and are pulled up the hill on their skis ;

t-bill

a short-term obligation that is not interest-bearing (it is purchased at a discount); can be traded on a discount basis for 91 days ;

t-bone steak

small steak from the thin end of the short loin containing a T-shaped bone and small piece of tenderloin ;

t-junction

a junction where two roads or pipes etc. meet to form a T ;

t-man

a special law-enforcement agent of the United States Treasury ;

t-network

a circuit formed by two equal series circuits with a shunt between them ;

t-scope

scientific instrument used by psychologists; presents visual stimuli for brief exposures ;

t-shirt

a close-fitting pullover shirt ;

t-square

a square used by draftsmen to draw parallel lines ;

t. e. lawrence

Welsh soldier who from 1916 to 1918 organized the Arab revolt against the Turks; he later wrote an account of his adventures (1888-1935) ;

t. h. white

United States political journalist (1915-1986) ;

t. s. eliot

British poet (born in the United States) who won the Nobel prize for literature; his plays are outstanding examples of modern verse drama (1888-1965) ;

t.b.

infection transmitted by inhalation or ingestion of tubercle bacilli and manifested in fever and small lesions (usually in the lungs but in various other parts of the body in acute stages) ;

t cell

a small lymphocyte developed in the thymus; it orchestrates the immune system's response to infected or malignant cells ;

t hinge

a hinge that looks like the letter T when it is opened; similar to a strap hinge except that one strap has been replaced by half of a butt hinge that can be mortised flush into the stationary frame ;

t lymphocyte

a small lymphocyte developed in the thymus; it orchestrates the immune system's response to infected or malignant cells ;

ta

a hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite ;

ta'ziyeh

(Islam) a form of Iranian musical pageant that is the theatrical expression of religious passion; based on the Battle of Kerbala and performed annually (in Farsi) ;

taal

an official language of the Republic of South Africa; closely related to Dutch and Flemish ;

tab

a dose of medicine in the form of a small pellet ; a short strip of material attached to or projecting from something in order to facilitate opening or identifying or handling it; "pull the tab to open the can"; "files with a red tab will be stored separately"; "the collar has a tab with a button hole"; "the filing cards were organized by cards having indexed tabs" ; the key on a typewriter or a word processor that causes a tabulation ; sensationalist journalism ; the bill in a restaurant; "he asked the waiter for the check" ;

tab key

the key on a typewriter or a word processor that causes a tabulation ;

tabanidae

horseflies ;

tabard

a short sleeveless outer tunic emblazoned with a coat of arms; worn by a knight over his armor or by a herald ;

tabasco

very hot red peppers; usually long and thin; some very small ; very spicy sauce (trade name Tabasco) made from fully-aged red peppers ; a Mexican state on the Gulf of Campeche ;

tabasco pepper

plant bearing very hot medium-sized oblong red peppers; grown principally in the Gulf Coast states for production of hot sauce ;

tabasco plant

plant bearing very hot medium-sized oblong red peppers; grown principally in the Gulf Coast states for production of hot sauce ;

tabasco sauce

very spicy sauce (trade name Tabasco) made from fully-aged red peppers ;

tabbouleh

a finely chopped salad with tomatoes and parsley and mint and scallions and bulgur wheat ;

tabby

female cat ; a cat with a grey or tawny coat mottled with black ;

tabby cat

a cat with a grey or tawny coat mottled with black ;

tabernacle

(Judaism) the place of worship for a Jewish congregation ; (Judaism) a portable sanctuary in which the Jews carried the Ark of the Covenant on their exodus ; the Mormon temple ;

tabernacles

a major Jewish festival beginning on the eve of the 15th of Tishri and commemorating the shelter of the Israelites during their 40 years in the wilderness ;

tabernaemontana

evergreen tropical trees and shrubs with milky sap ;

tabernaemontana divaricate

tropical shrub having glossy foliage and fragrant nocturnal flowers with crimped or wavy corollas; northern India to Thailand ;

tabes

wasting of the body during a chronic disease ;